What is the smallest range of positive frequencies

Learning sign language is an example of a(n) learning sign language is an example of a(n)

Use the keyword strategy to remember the meaning of the following word. the meaning for the word has been provided. write your keyword and describe the picture you would create in your mind. obfuscate: to make something so confusing that it is difficult to understand.

Need fast im timed in a paragraph of 125 words, explain at least three ways that engineers explore possible solutions in their projects.